Feature: The wire of the bottle cage is wound around the bottle, which is strong and durable, and can hold the bottle firmly even when riding on uneven roads. Adjustable screw assembly, suitable for different water bottles with diameters of 60~82mm / 2.36~3.23in, widely used for mountain bikes, ordinary bicycles, etc. The lightweight and durable design can effectively reduce the weight of long-distance travelers. The Bicycle Bottle Holder is very useful for both professional and amateur riders. With 2 screws, the Bicycle Bottle Holder is easy to install and fits most standard water bottles. Aluminum alloy and engineering grade plastics are not easy to damage. The Bicycle Bottle Holder is durable, safe and firm. Specification: Condition: 100% Brand New Item Type: Bike Bottle Cage Material: Aluminum Alloy+Engineering Grade Plastics Color: Black, Blue, Red(Optional) Size: Approx.106.5x68.5x160mm/4.2x2.7x6.3in Adjustable Width: Approx.81.5~96.5mm/3.21~3.8in Weight: Approx.75g/2.6oz Package List: 1 x Bike Bottle Cage2 x Screw Note: 1. Please allow 1‑2cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. The wire of the bottle cage is wound around the bottle, which is strong and durable, and can hold the bottle firmly even when riding on uneven roads. Adjustable screw assembly, suitable for different water bottles with diameters of 60~82mm / 2.36~3.23in, widely used for mountain bikes, ordinary bicycles, etc. The lightweight and durable design can effectively reduce the weight of long-distance travelers. The Bicycle Bottle Holder is very useful for both professional and amateur riders. With 2 screws, the Bicycle Bottle Holder is easy to install and fits most standard water bottles. Aluminum alloy and engineering grade plastics are not easy to damage. The Bicycle Bottle Holder is durable, safe and firm.